CN220828513U - Electromagnetic valve for gear lock of vehicle gear shifting mechanism - Google Patents

Abstract

The utility model discloses a gear lock electromagnetic valve of a vehicle gear shifting mechanism, which comprises a shell, a coil sub-assembly, a yoke and a push rod sub-assembly, wherein the yoke is sleeved outside the coil sub-assembly, the coil sub-assembly and the yoke are arranged in the shell, and the push rod sub-assembly respectively penetrates through the coil sub-assembly and the yoke and extends to the outer side of the shell; the ejector rod subassembly comprises a static iron core, an ejector rod, a movable iron core and a spring, wherein knurling processing is carried out at one end of the ejector rod and is in interference fit with an inner hole of the movable iron core to rivet the static iron core and the movable iron core as a whole, the spring is positioned between the static iron core and the movable iron core, and a second damper is sleeved at the contact part of the spring and the static iron core. The utility model has compact and reasonable integral structure, can output large electromagnetic force on the basis of unchanged space volume, can reach lower noise level through the cooperation of a plurality of dampers and rubber sleeves, and has better application prospect.

Description

Electromagnetic valve for gear lock of vehicle gear shifting mechanism

Technical Field

The utility model relates to the technical field of electromagnetic valves, in particular to a gear lock electromagnetic valve of a vehicle gear shifting mechanism.

Background

The basic function of the electromagnetic valve for the gear lock of the automatic gear shifting mechanism for the vehicle is to push/pull a locking block on the gear shifting mechanism, and finally, the gear lever is locked or unlocked under a preset working condition. The following P steps are locked: the shift lever can be pulled out of the P position only when the vehicle speed is 0 and the brake pedal is depressed and a brake signal is received. For another example, the R-gear lock only allows the gear lever to cut into the R-gear from the N-gear under the condition that the vehicle speed is less than 5km/h (or the vehicle factory is self-determined), and the gear lever is in a locking state when the vehicle speed is more than 5km/h (or the vehicle factory is self-determined), so that the damage to the gearbox is prevented.

In the process of implementing the present utility model, the inventor finds that at least the following problems exist in the prior art: most of the electromagnetic valves of the existing gear shifting mechanism have small electromagnetic force, so that the reliability of the mechanism lock is low, and like products with large electromagnetic force have high noise and poor use experience.

Disclosure of utility model

In order to overcome the defects of related products in the prior art, the utility model provides a gear lock electromagnetic valve of a vehicle gear shifting mechanism.

The utility model provides a gear lock electromagnetic valve of a vehicle gear shifting mechanism, which comprises the following components: the coil assembly comprises a shell, a coil sub-assembly, a yoke and a push rod sub-assembly, wherein the yoke is of a U-shaped structure, the yoke is sleeved on the outer side of the coil sub-assembly, the coil sub-assembly and the yoke are arranged in the shell, and the push rod sub-assembly penetrates through the coil sub-assembly and the yoke respectively and extends to the outer side of the shell; the ejector rod subassembly includes quiet iron core, ejector rod, moves iron core and spring, the one end annular knurl of ejector rod handle and with move iron core hole interference fit and rivet as an organic wholely, move the both ends edge of iron core and overlap respectively and be equipped with first attenuator and third attenuator, the other end of ejector rod wears to be equipped with quiet iron core and spring, just the spring is located quiet iron core with move between the iron core, the spring with the contact department of quiet iron core still overlaps and is equipped with the second attenuator.

In some embodiments of the present utility model, the coil sub-assembly includes a coil former, an enameled wire, a diode, an insert assembly and a connection bracket, the enameled wire is wound on the coil former, one end of the coil former is provided with the connection bracket, the connection bracket is provided with a imitating slot and a connection hole, the diode is arranged in the imitating slot, a wire harness is penetrated in the connection hole, the insert assembly is clamped at two ends of the diode, and the insert assembly is respectively welded with the enameled wire and the wire harness.

In some embodiments of the utility model, the tab assembly comprises two sets of mirror-symmetrical tabs, each set of tabs being riveted to the connection bracket.

In some embodiments of the present utility model, a plurality of buckles are provided on the side surface of the connection bracket, and a plurality of bayonets are provided on the housing at positions corresponding to the plurality of buckles, and the plurality of buckles are clamped in the plurality of bayonets, so that the coil sub-assembly is fixed relative to the housing.

In some embodiments of the utility model, the end of the ejector rod positioned at the top end is of a turning structure, and a rubber sleeve is sleeved on the end.

Compared with the prior art, the utility model has the following advantages:

The electromagnetic valve for the gear lock of the vehicle gear shifting mechanism has compact and reasonable integral structure, can output large electromagnetic force on the basis of unchanged space volume, can reach lower noise level through the cooperation of a plurality of dampers and rubber sleeves, and has better application prospect.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic diagram of an exploded construction of a shift lock solenoid valve for a vehicular gearshift mechanism according to the present utility model;

FIG. 2 is a cross-sectional view of a connection of a shift lock solenoid valve of a vehicular gearshift mechanism according to the present utility model;

fig. 3 is a schematic structural view of the coil sub-assembly according to the present utility model.

Reference numerals illustrate:

1. A housing; 2. a stationary core; 3. a coil sub-assembly; 4. a yoke; 5. a push rod; 6. a movable iron core; 7. a first damper; 8. a spring; 9. a wire harness; 10. a diode; 11. a second damper; 12. a third damper; 13. a rubber sleeve; 14. an insert assembly; 15. a coil former; 16. enamelled wires; 17. a connecting bracket; 18. a buckle; 19. a simulated groove; 20. and a connection hole.

Detailed Description

In order to enable those skilled in the art to better understand the present utility model, the following description will make clear and complete descriptions of the technical solutions according to the embodiments of the present utility model with reference to the accompanying drawings. It is apparent that the described embodiments are only some embodiments of the utility model, but not all embodiments, and that the preferred embodiments of the utility model are shown in the drawings. This utility model may be embodied in many different forms and is not limited to the embodiments described herein, but rather is provided to provide a more thorough understanding of the present disclosure.

Referring to fig. 1-2, the gear lock electromagnetic valve of the vehicular gearshift mechanism comprises a shell, a coil sub-assembly, a yoke and a push rod sub-assembly, wherein the yoke is of a U-shaped structure, the yoke is sleeved outside the coil sub-assembly, the coil sub-assembly and the yoke are arranged in the shell, and the push rod sub-assembly respectively penetrates through the coil sub-assembly and the yoke and extends to the outer side of the shell; the ejector rod subassembly includes quiet iron core, ejector rod, moves iron core and spring, the one end annular knurl of ejector rod handle and with move iron core hole interference fit and rivet as an organic wholely, move the both ends edge of iron core and overlap respectively and be equipped with first attenuator and third attenuator, the other end of ejector rod wears to be equipped with quiet iron core and spring, just the spring is located quiet iron core with move between the iron core, the spring with the contact department of quiet iron core still overlaps and is equipped with the second attenuator.

The utility model discloses a coil subassembly, the coil subassembly is in including coil former, enameled wire, diode, inserted sheet subassembly and linking bridge, enameled wire winds and establishes on the coil former, the one end of coil former is provided with the linking bridge, be provided with imitative groove and connecting hole on the linking bridge, the diode sets up in the imitative inslot, wear to be equipped with the pencil in the connecting hole, inserted sheet subassembly joint is in the both ends of diode, inserted sheet subassembly respectively with enameled wire and pencil welding.

Specifically, in the embodiment of the utility model, the insert assembly comprises two groups of inserts which are in mirror symmetry, the two groups of inserts are respectively riveted on the connecting support, the barbs on the inserts are utilized to prevent falling, the two pins of the diode are clamped by utilizing the interference of the fork-shaped structure on the inserts to realize conduction while the inserts are riveted, the inserts are also designed with enamelled wire welding columns for winding rooting and soldering tin of two wire ends of a subsequent enamelled wire, and a U-shaped welding wire groove is designed for welding a subsequent wire harness.

The two wire heads of the enameled wire are wound on the welding wire post of the inserting sheet and are subjected to soldering tin, the wiring post is bent for 90 degrees after the soldering tin is finished to avoid the interference of the subsequent shell assembly, the coil sub-assembly is assembled at the moment, the coil winding and the diode are connected in parallel through bridging of the inserting sheet, a welding wire groove is provided, and a wire harness on the coil frame penetrates through a connecting hole and is welded with the U-shaped welding wire groove of the inserting sheet.

The side of linking bridge is provided with a plurality of buckles, be provided with a plurality of bayonet sockets on the shell corresponding to the position of buckle, the buckle joint is in the bayonet socket to make the coil sub-assembly relatively the shell is fixed.

The end of the ejector rod positioned at the top end is of a turning structure, a rubber sleeve is sleeved on the end, and the end can achieve a limiting effect and is used for limiting the movement travel range of the ejector rod, and the rubber sleeve can reduce noise and damage caused by hard collision of the ejector rod and the shell.

The electromagnetic valve for the gear lock of the vehicle gear shifting mechanism has compact and reasonable integral structure, can output large electromagnetic force on the basis of unchanged space volume, can reach lower noise level through the cooperation of a plurality of dampers and rubber sleeves, and has better application prospect.

What is not described in detail in this specification is prior art known to those skilled in the art. Although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that the present utility model may be modified or equivalents substituted for some of the features thereof. All equivalent structures made by the content of the specification and the drawings of the utility model are directly or indirectly applied to other related technical fields, and are also within the scope of the utility model.

Claims (5)

1. A shift lock solenoid valve for a vehicle shift mechanism, comprising: the coil assembly comprises a shell, a coil sub-assembly, a yoke and a push rod sub-assembly, wherein the yoke is of a U-shaped structure, the yoke is sleeved on the outer side of the coil sub-assembly, the coil sub-assembly and the yoke are arranged in the shell, and the push rod sub-assembly penetrates through the coil sub-assembly and the yoke respectively and extends to the outer side of the shell; the ejector rod subassembly includes quiet iron core, ejector rod, moves iron core and spring, the one end annular knurl of ejector rod handle and with move iron core hole interference fit and rivet as an organic wholely, move the both ends edge of iron core and overlap respectively and be equipped with first attenuator and third attenuator, the other end of ejector rod wears to be equipped with quiet iron core and spring, just the spring is located quiet iron core with move between the iron core, the spring with the contact department of quiet iron core still overlaps and is equipped with the second attenuator.

2. The vehicular shift mechanism shift lock solenoid valve according to claim 1, characterized in that: the coil sub-assembly comprises a coil rack, enamelled wires, diodes, inserting piece assemblies and connecting supports, wherein the enamelled wires are wound on the coil rack, one end of the coil rack is provided with the connecting supports, imitation grooves and connecting holes are formed in the connecting supports, the diodes are arranged in the imitation grooves, wiring harnesses are arranged in the connecting holes in a penetrating mode, the inserting piece assemblies are clamped at two ends of the diodes, and the inserting piece assemblies are welded with the enamelled wires and the wiring harnesses respectively.

3. The vehicular shift mechanism shift lock solenoid valve according to claim 2, characterized in that: the inserting piece assembly comprises two groups of inserting pieces which are in mirror symmetry, and the two groups of inserting pieces are respectively riveted on the connecting support.

4. The vehicular shift mechanism shift lock solenoid valve according to claim 2, characterized in that: the side of linking bridge is provided with a plurality of buckles, be provided with a plurality of bayonet sockets on the shell corresponding to the position of buckle, the buckle joint is in the bayonet socket to make the coil sub-assembly relatively the shell is fixed.

5. The vehicular shift mechanism shift lock solenoid valve according to claim 1, characterized in that: the end of the ejector rod positioned at the top end is of a turning structure, and a rubber sleeve is sleeved on the end.